One of the chief benefits of having nothing whatever is that Rhinos have less than a little to Organize. Add to that our inability to conceive of more than Three of anything, and anyone can see why Rhinos are a notoriously cheerful species.
Besides, as far as We can tell, Nature thrives in a state of Chaos. Thus Rhinos, with our free-wheeling approach to tidiness, fit right in.
In the Wild this system of Organization is not uncommon, but We gather that it is not Everyone’s cup of tea. Go figure.